M:tG card similarity search
2UU · Enchantment
Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy.
| Name | Mana | Type | Text |
|---|---|---|---|
| Turbulent Dreams | UU | Sorcery | As an additional cost to cast this spell, discard X cards. Return X target nonland permanents to their owners' hands. |
| Lifecrafter's Bestiary | 3 | Artifact | At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card. |
| Diffusion Sliver | 1U | Creature — Sliver | Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}. 1/1 |
| Abundant Maw | 8 | Creature — Eldrazi Leech | Emerge {6}{B} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, target opponent loses 3 life and you gain 3 life. 6/4 |
| Geth's Summons | 2BB | Sorcery | Return up to one target creature card from your graveyard to the battlefield. Corrupted — For each opponent who has three or more poison counters as you cast this spell, put up to one target creature card from that player's graveyard onto the battlefield under your control. |
| Sudden Substitution | 2UU | Instant | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it. |
| Aria of Flame | 2R | Enchantment | When Aria of Flame enters the battlefield, each opponent gains 10 life. Whenever you cast an instant or sorcery spell, put a verse counter on Aria of Flame, then it deals damage equal to the number of verse counters on it to target player or planeswalker. |
| Mindsparker | 1RR | Creature — Elemental | First strike (This creature deals combat damage before creatures without first strike.) Whenever an opponent casts a white or blue instant or sorcery spell, Mindsparker deals 2 damage to that player. 3/2 |
| Sideswipe | 1R | Instant | You may change any targets of target Arcane spell. |
| Monk Class | WU | Enchantment — Class | (Gain the next level as a sorcery to add its ability.) The second spell you cast each turn costs {1} less to cast. {W}{U}: Level 2 When this Class becomes level 2, return up to one target nonland permanent to its owner's hand. {1}{W}{U}: Level 3 At the beginning of your upkeep, exile the top card of your library. For as long as it remains exiled, it has "You may cast this card from exile as long as you've cast another spell this turn." |